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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
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γ
λ
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τ
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√2
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Chars
Submitted
Kolakoski Sequence
emgordon154
52
8 days ago
Kolakoski Sequence
dokutan
186
6 Oct 2024
Kolakoski Sequence
NicknamedTwice
55
2 Oct 2024
Kolakoski Sequence
Mabeloid
2,005
21 Sep 2024
Kolakoski Sequence
snoozingnewt
76
1 Sep 2024
Kolakoski Sequence
Steffan153
🥇
45
30 Aug 2024
Kolakoski Sequence
SirBogman
53
10 Jun 2024
Kolakoski Sequence
HumanoidCPU
71
3 Jun 2024
Kolakoski Sequence
olleicua
52
25 Feb 2024
Kolakoski Sequence
annaproxy
58
24 Oct 2023
Kolakoski Sequence
neel11235813
100
10 Oct 2023
Kolakoski Sequence
ovs-code
🥇
45
16 Sep 2023
Kolakoski Sequence
msbranicky
65
12 Sep 2023
Kolakoski Sequence
Andriamanitra
54
20 Jul 2023
Kolakoski Sequence
radarek
🥇
45
5 Jul 2023
Kolakoski Sequence
m-tkach
47
16 Jun 2023
Kolakoski Sequence
nwellnhof
🥇
45
29 May 2023
Kolakoski Sequence
Natanaelel
47
11 Apr 2023
Kolakoski Sequence
sean-niemann
47
31 Mar 2023
Kolakoski Sequence
stefangimmillaro
47
23 Mar 2023
Kolakoski Sequence
JayXon
🥇
45
22 Mar 2023
Kolakoski Sequence
GrayJoKing
46
22 Mar 2023
Kolakoski Sequence
MeWhenI
50
22 Mar 2023
Kolakoski Sequence
Shanethegamer
50
22 Mar 2023
Kolakoski Sequence
aksyristos
60
28 Feb 2023
Kolakoski Sequence
Haksell
2,005
23 Feb 2023
Kolakoski Sequence
DialFrost
52
2 Feb 2023
Kolakoski Sequence
KatieLG
54
9 Jan 2023
Kolakoski Sequence
retrohun
2,005
27 Dec 2022
Kolakoski Sequence
DaCuteRaccoon
61
9 Dec 2022
Kolakoski Sequence
OhmNomNom
52
12 Oct 2022
Kolakoski Sequence
jared-hughes
57
9 Sep 2022
Kolakoski Sequence
Lydxn
🥇
45
19 Aug 2022
Kolakoski Sequence
KatieLG-Transpiler
2,005
24 Jun 2022
Kolakoski Sequence
primo-ppcg
🥇
45
4 May 2022
Kolakoski Sequence
Irratix
51
4 Mar 2022
Kolakoski Sequence
sisyphus-ppcg
46
18 Feb 2022
Kolakoski Sequence
anter69
52
14 Jan 2022
Kolakoski Sequence
BrenSchaap
77
13 Nov 2021
Kolakoski Sequence
mokymok
2,006
10 Nov 2021
Kolakoski Sequence
xiBread
54
28 Sep 2021
Kolakoski Sequence
prplz
52
22 Apr 2021
Kolakoski Sequence
rholliday
177
2 Mar 2021
Kolakoski Sequence
omurakazuaki
69
19 Feb 2021
Kolakoski Sequence
Espiobest
61
13 Feb 2021
Kolakoski Sequence
SnowballSH
60
12 Feb 2021
Kolakoski Sequence
boxjelly
65
11 Feb 2021
Kolakoski Sequence
hiddicop
52
29 Jan 2021
Kolakoski Sequence
adoxography
80
23 Jan 2021
Kolakoski Sequence
Waffle3z
54
19 Jan 2021
Kolakoski Sequence
janlelis
52
18 Jan 2021
Kolakoski Sequence
janbehrens
68
18 Jan 2021
Kolakoski Sequence
JRaspass
2,005
16 Jan 2021